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BUCHERER HERRKLOCKA.

Bucherer Herrklocka · Clocks and watches · Skånes Auktionsverk

Open auction lot
27
low priority

Acquisition position

Current all in cost

3137.02 SEK
Current bid or estimate2211.0 SEK
Modelled discount15.8%
Liquidity score94%

Potential market value

Specialist value interval

754 to 30000 SEK
Value confidence63%
Comparable sales10

Evidence strength

35%
Identity confidence29%
Visual match0%
External references13

Market anomaly

12%
Information gap57%
Potential undervaluation15.8%

Risk profile

8%
Authenticity risk8%
Condition risk6%

Investigation rationale

Why this may be worth considering

  • maker or artist identity supplied
  • Weak catalogue discovery
  • very short catalogue title may reduce bidder discovery

Decision guardrails

What must be verified

  • missing reference
  • missing serial
  • missing case_material
  • missing service_history

Visual laboratory

Add and compare research imagery

Object record

Known facts and missing information

ArtistBucherer Herrklocka
MakerMissing
MediumMissing
MaterialsMissing
Dimensions? × ? × ? cm
WeightMissing g
YearMissing
EditionMissing
MarksMissing
ConditionSynligt slitage med små märken och repor, boetten oxiderad.
ProvenanceMissing
Modelclocks_watches_specialist 2.0.0

Bucherer klocka i förgyllt stål ca 32 x 40 mm med mekaniskt urverk, dag och datum och svart läderrem. Skånes Auktionsverk lämnar ingen funktionsgaranti.

Identity resolution

Artist and maker hypotheses

Ranked from independent evidence. Confirmation or rejection becomes controlled training data.

7 candidates
1 independent sources

Unknown Artist Swiss, n.d.

Visual 0% · Name 42% · Marks 25% · Material 40%

25% combined confidence
1 independent sources

Suzanne Bucher (American, born 1948) Williams Bay, Wisconsin

Visual 0% · Name 40% · Marks 25% · Material 40%

25% combined confidence
1 independent sources

Stanley William Hayter (American, born England, 1901-1988) published by Editions Jeanne Bucher (French, 20th century)

Visual 0% · Name 37% · Marks 25% · Material 40%

25% combined confidence
1 independent sources

Heidi Bucher Swiss, 1926-1993

Visual 0% · Name 37% · Marks 25% · Material 40%

25% combined confidence
1 independent sources

Albrecht Dürer (German, 1471-1528) assembled by Max Geisberg (Swiss, 1875-1943)

Visual 0% · Name 35% · Marks 25% · Material 40%

24% combined confidence
1 independent sources

Hans Rudolf Manuel Deutsch (Swiss, 1525-1572) assembled by Max Geisberg (Swiss, 1875-1943)

Visual 0% · Name 34% · Marks 25% · Material 40%

24% combined confidence
1 independent sources

Pablo Picasso

Visual 0% · Name 23% · Marks 25% · Material 40%

22% combined confidence

Closed deal feedback

Teach the valuation model

Enter the verified hammer price after the auction closes. Only verified outcomes become calibration data.

Learning guardrail

Truth before training

  • Unverified AI output is stored as a hypothesis only.
  • One-source matches are confidence capped.
  • Rejected matches improve source and feature calibration.
  • At least five verified closed sales are required per category.

Global research evidence

Reference material found elsewhere

13 references
The Met Open Access

Gertrude Stein

Pablo Picasso

0% similaritymetadata only or restricted image
Art Institute of Chicago

Pair of Earrings

Suzanne Bucher (American, born 1948) Williams Bay, Wisconsin

0% similarityCheck object rights; API metadata is open
Art Institute of Chicago

Collar

Suzanne Bucher (American, born 1948) Williams Bay, Wisconsin

0% similarityCheck object rights; API metadata is open
Art Institute of Chicago

Cuff

Suzanne Bucher (American, born 1948) Williams Bay, Wisconsin

0% similarityCheck object rights; API metadata is open
Art Institute of Chicago

Illustration to Vier Bücher von der Menschlichen Proportion, plate one from Woodcuts from Books of the XVI Century

Albrecht Dürer (German, 1471-1528) assembled by Max Geisberg (Swiss, 1875-1943)

0% similarityCheck object rights; API metadata is open
Art Institute of Chicago

Page CCCL from Vom Bergwerck XII Bücher by Agricola, plate 43 from Woodcuts from Books of the XVI Century

Hans Rudolf Manuel Deutsch (Swiss, 1525-1572) assembled by Max Geisberg (Swiss, 1875-1943)

0% similarityCheck object rights; API metadata is open
Art Institute of Chicago

Waterfall

Heidi Bucher Swiss, 1926-1993

0% similarityCheck object rights; API metadata is open
Art Institute of Chicago

The Game

Heidi Bucher Swiss, 1926-1993

0% similarityCheck object rights; API metadata is open
Art Institute of Chicago

Canton Lucerne: JJ Bucher and His Son's Daughter

Unknown Artist Swiss, n.d.

0% similarityCheck object rights; API metadata is open
Art Institute of Chicago

Untitled, from L'Apocalypse

Stanley William Hayter (American, born England, 1901-1988) published by Editions Jeanne Bucher (French, 20th century)

0% similarityCheck object rights; API metadata is open
Art Institute of Chicago

Untitled, from L'Apocalypse

Stanley William Hayter (American, born England, 1901-1988) published by Editions Jeanne Bucher (French, 20th century)

0% similarityCheck object rights; API metadata is open
Art Institute of Chicago

Untitled, from L'Apocalypse

Stanley William Hayter (American, born England, 1901-1988) published by Editions Jeanne Bucher (French, 20th century)

0% similarityCheck object rights; API metadata is open
Art Institute of Chicago

Untitled, from L'Apocalypse

Stanley William Hayter (American, born England, 1901-1988) published by Editions Jeanne Bucher (French, 20th century)

0% similarityCheck object rights; API metadata is open

Comparable logic

Specialist model explanation

Comparable IDMatchPriceReasons
721948%45550.0 SEKidentity 45%, material 45%, size 62%, title 59%, reference and serial text 45%
843548%1000.0 SEKidentity 45%, material 45%, size 62%, title 59%, reference and serial text 45%
1654547%30000.0 SEKidentity 45%, material 45%, size 62%, title 41%, reference and serial text 45%
1657447%800.0 SEKidentity 45%, material 45%, size 62%, title 39%, reference and serial text 45%
1613947%1100.0 SEKidentity 45%, material 45%, size 62%, title 38%, reference and serial text 45%
1265647%450.0 SEKidentity 45%, material 45%, size 62%, title 38%, reference and serial text 45%
788947%1700.0 SEKidentity 45%, material 45%, size 62%, title 40%, reference and serial text 45%
1073847%3404.0 SEKidentity 45%, material 45%, size 62%, title 38%, reference and serial text 45%

Automatic signature module

Every artwork image is checked for signatures and marks

The local engine detects and isolates candidate regions, searches the trusted mark library and runs conservative signature forensics. Optional AI interprets unreadable regions and creates research queries without changing the forensic verdict.

Candidate regions0
Signature regions0
AI enrichmentLocal only
PipelineNot run

No automatic mark result yet

The module runs during normal analysis when a local image is available.

Marks laboratory

Isolate and identify signatures, hallmarks and maker marks

110 independent methods generate cleanup variants, stroke and symbol descriptors, library matches, trust controls and conflict warnings.

Open mark library

Match an unknown mark

Upload the tightest available crop. Include a little surrounding surface so the system can separate paint, engraving, glare and background.

Add a known reference

Signature forensics

Check consistency with known genuine variation

This does not declare a signature genuine. It measures fit against a multi-source reference set, confusing signers and natural variation.

No forensic check yet

Run mark matching first, then compare the questioned signature against a sufficiently broad trusted reference set.

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